User's Manual
Table Of Contents
- 1.1.Product Introduction
- 1.2.Product Features
- 1.3.Technical Specifications
- 1.4.Pin introduction
- 1.5.Product packaging
- Figure 1 HLK-B36 package size
- 1.6.Block diagram
- 1.7.Testboard description
- 1.8. Power requirements
- 1.9.WIFI transmission power consumption
- 1.10.WIFI receiving power consumption
- 1.11.Power consumption in each working mode of WIFI
- 1.12.Output power in each mode of WIFI
- 1.13.Receiving sensitivity in each mode of WIFI
- 2.Function description
- 3.ATAT command instructions
- 3.1.Query the current module version:at+ver
- 3.2.Local port operation:at+CLport
- 3.3.Set up the serial port:at+uart
- 3.4.SET DHCP:at+dhcpc
- 3.5.Set wifi connection mode:at+netmode
- 3.6.Set TCP connection mode:at+mode
- 3.7.Set the remote IP when the module is used as a cli
- 3.8.Set the remote port when the module is used as cli
- 3.9.Set parameter submission:at+net_commit
- 3.10.System restart /exit at command mode:at+reconn
- 3.11.Set the ssid and password of the module:at+wifi_co
- 3.12.Set the socket connection protocol:at+remote pro
- 3.13.Set network connection parameters：at+net_ip
- 3.14.Query STA mode network connection status：at+wifi_C
- 3.15.Query module MAC address :at+Get_MAC
- 3.16.Set the framing length：at+uartpacklen
- 3.17.Set framing time：at+uartpacktimeout
- 3.18.Set Bluetooth name：at+ble_name
- 4.AT command control code routine
- 5.Restore factory settings method
- 6.Bluetooth data transparent transmission
- 7.Bluetooth distribution network
- 8.Electrical characteristics
- 8.1.Electrical parameters
- 9.Appendix A Document revision history
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6
P21_TMS_F_CS
I/O
P21
7
P20_TCK_F_SC
I/O
P20
8
VBAT
P
3.3V power
9
P28
I/O
Enter at command mode/restore factory
settings, please pull up if you don’t use it,
same as P22
10
P16
I/O
P16
11
P17
I/O
P17
12
P14
I/O
P14
13
P15
I/O
P15
14
P6_PWM0
I/O
P6,PWM0
15
GND
P
GND
16
P7_PWM1
I/O
Wifi indicator
17
P8_PWM2
I/O
Wifi connection status indicator
1: connected
0: Disconnected
18
P9_PWM3
I/O
Socket connection status indicator
1: connected
0: Disconnected
19
P1_URAT2_RXD
I/O
P1,UART2
20
P0_UART2_TXD
I/O
P0,UART2
21
P10_UART1_RXD
I/O
P10, UART1, used for upgrade, command
setting and transparent transmission
22
P11_UART1_TXD
I/O
P11, UART1, used for upgrade, command
setting and transparent transmission